AAA Math
Aaa Math: Adding Three Numbers
Find an explanation on how to add three numbers together using pencil and paper. There is also an online game that will keep running totals of your correct and incorrect answers. The lesson also gives you a percent score of the correct...
PBS
Pbs: The Lowdown: Examining California's Prison System: Real World Ratio
In this infographic from KQED, examine age, gender, and race in California's prison population to note the inconsistencies between who is in the general population and who is serving time behind bars. In the accompanying classroom...
Texas Instruments
Texas Instruments: Rational Match
Students use the Rational Number Rampage application to play a game to find numbers that are equivalent fractions, decimals, and percents.
Common Core Sheets
Common Core Sheets: Ratios and Proportional Relationships 6.rp.3c Worksheets
Print or create worksheets or flashcards to assess students' understanding of ratio concepts, useage of ratio reasoning, and percentages.
Math Slice
Math Slice: Percentage
Practice finding the percent of a number by using a money simulation and dragging dollars from one box to the next to represent a percent of the whole.
Calculator Soup
Calculator Soup: Percentage Calculator
Find a percentage or work out the percentage given numbers and percent values. Use percent formulas to figure out percentages and unknowns in equations. Add or subtract a percentage from a number or solve the equations.
AAA Math
Aaa Math: Multiplying by Repeated Addition
Find the relationship between multiplication and addition at this lesson from AAA Math. The game gives an addition problem that you change into a multiplication problem. Your correct and incorrect answers are shown, as well as a percent...
Calculator Soup
Calculator Soup: Comparing Fractions Calculator
Compare fractions to find which fraction is larger and which is smaller. You can also use this calculator to compare mixed numbers, compare decimals, compare integers, and compare improper fractions.
CK-12 Foundation
Ck 12: Arithmetic: Decimal Addition
[Free Registration/Login may be required to access all resource tools.] Add and subtract decimals with and without rounding